If xy=0, assume that x and/or y=0

so we already gots factored
therfor
assume
3n-2=0 and 4n+1=0
solve

3n-2=0
3n=2
n=2/3

4n+1=0
4n=-1
n=-1/4

n=2/3 and/or -1/4

7 0

4 years ago

Last season two running backs on the Steelers football team rushed or a combined total of

belka [17]

Answer:

310 yards and 1,240 yards

Step-by-step explanation:

Let first football player rushed x yards.

One football player rushed 4 times as many yards as the other, then the second player rushed 4x yars.

In total, they rushed

$x+4x=5x$ yards.

Last season two running backs on the Steelers football team rushed or a combined total of 1,550 yards.

Hence,

$5x=1,550\\ \\x=\dfrac{1,550}{5}=310\ yards\\ \\4x=310\cdot 4=1,240\ yards$

8 0

4 years ago

The perimeter of a square is 18 2.<br> Determine the length of the diagonal.

Natalija [7]

The diagonal of the square is 9.1?

5 0

3 years ago